Firing Order Specification

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

See FIRING ORDER & CYLINDER IDENTIFICATION .

Fig 1: Identifying Firing Order (3.1L)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Identifying Firing Order (3.8L)

Courtesy of GENERAL MOTORS CORP.